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建筑垃圾再生混凝土的制备和性能研究.docx

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建筑垃圾再生混凝土的制备和性能研究 Title:PreparationandPerformanceStudyofRecycledConcretewithConstructionWaste Abstract: Thegenerationofconstructionwastehasbecomeanurgentglobalconcern,callingforeffectiveandsustainablerecyclingmethods.Thispaperaimstoexplorethepreparationandperformanceofrecycledconcreteusingconstructionwasteasavaluableresource.Theprocessofrecyclingconstructionwasteintorecycledconcreteaggregates(RCA)andthesubsequentproductionofrecycledconcrete(RC)areinvestigated.Furthermore,themechanicalanddurabilitypropertiesofRCareevaluatedandcomparedwithtraditionalconcrete.Thefindingsofthisstudyprovideinsightsintopromotingtheutilizationofconstructionwasteandenhancingtheperformanceofrecycledconcreteasasustainableconstructionmaterial. 1.Introduction Constructionwastehasrapidlyincreasedinrecentdecades,posingenvironmentalchallenges.Conventionalmethodsofdisposal,suchaslandfillingorincineration,arenotsustainableandmaycausevariousenvironmentalissues.Recyclingconstructionwastetoproducehigh-qualitybuildingmaterials,suchasrecycledconcrete,offersapromisingsolution.Thissectionintroducesthesignificanceofthestudyandoutlinestheobjectives. 2.LiteratureReview Thissectionpresentsacomprehensivereviewofthelatestresearchliteratureonthepreparationandperformanceofrecycledconcrete.Thestudiesencompassthetechniquesforproducingrecycledconcreteaggregates,thepropertiesofRCA,andthemechanicalanddurabilityperformanceofRC.Thelimitationsandchallengesofusingrecycledconcreteasaconstructionmaterialarealsodiscussed. 3.Methodology Thissectiondescribesthemethodologyemployedtoprepareandstudytherecycledconcrete.Itincludesthecollectionandcharacterizationofconstructionwaste,thesortingandprocessingofwastematerials,andtheproductionofrecycledconcreteaggregates.Themixingproportions,curingmethods,andtestingproceduresforevaluatingtheperformanceofRCarealsodetailed. 4.ResultsandDiscussion Theexperimentalresultsobtainedfromthemechanicalanddurabilitytestsonrecycledconcretearepresentedanddiscussedinthissection.Thefocusisonthecompressive